Add multiplayer damage system and ragdolls

scenes/weapon/misc/bullet_trail_generic.gd

@@ -1,5 +1,6 @@
 extends MeshInstance3D
 
+var  alpha = 1.0
 func init(pos1, pos2):
 	var draw_mesh := ImmediateMesh.new()
 	mesh = draw_mesh
@@ -10,12 +11,15 @@ func init(pos1, pos2):
 
 # Called when the node enters the scene tree for the first time.
 func _ready() -> void:
+	var dup_material = material_override.duplicate()
+	material_override = dup_material 
 	pass # Replace with function body.
 
 
 # Called every frame. 'delta' is the elapsed time since the previous frame.
 func _process(delta: float) -> void:
-	pass
+	alpha -= delta * 3.5
+	material_override.albedo_color.a = alpha
 
 
 func _on_timer_timeout() -> void: